Home / 3,455.16-4,767.66-2,214.84

Finding the Fourth Proportional to 3,455.16, 4,767.66 and 2,214.84

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Solution

The fourth proportional to 3,455.16, 4,767.66 and 2,214.84 is: 3,056.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.16 : 4,767.66 = 2,214.84 : x
  2. Step 2: Convert to fraction form
    3,455.16/4,767.66 = 2,214.84/x
  3. Step 3: Cross multiply
    3,455.16x = 4,767.66 × 2,214.84
  4. Step 4: Simplify right side
    3,455.16x = 10,559,604.07
  5. Step 5: Solve for x
    x = 10,559,604.07/3,455.16
  6. Step 6: Final answer
    x = 3,056.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.